Remove Hyper_Function.compute_buckets().
Remove Hyper_Function.compute_buckets().

Instead, just use sift().

shipci/sympy,abloomston/sympy,grevutiu-gabriel/sympy,emon10005/sympy,souravsingh/sympy,sunny94/temp,kaushik94/sympy,yashsharan/sympy,Mitchkoens/sympy,Vishluck/sympy,Davidjohnwilson/sympy,atreyv/sympy,MechCoder/sympy,ga7g08/sympy,jamesblunt/sympy,Gadal/sympy,MridulS/sympy,postvakje/sympy,rahuldan/sympy,wyom/sympy,mcdaniel67/sympy,bukzor/sympy,pbrady/sympy,yashsharan/sympy,skirpichev/omg,yukoba/sympy,skidzo/sympy,beni55/sympy,madan96/sympy,atreyv/sympy,wanglongqi/sympy,Gadal/sympy,sahmed95/sympy,AkademieOlympia/sympy,liangjiaxing/sympy,Curious72/sympy,pandeyadarsh/sympy,wanglongqi/sympy,drufat/sympy,oliverlee/sympy,Mitchkoens/sympy,lidavidm/sympy,asm666/sympy,amitjamadagni/sympy,Designist/sympy,bukzor/sympy,jbbskinny/sympy,Shaswat27/sympy,dqnykamp/sympy,aktech/sympy,hargup/sympy,sampadsaha5/sympy,saurabhjn76/sympy,jbbskinny/sympy,Titan-C/sympy,AunShiLord/sympy,shikil/sympy,MechCoder/sympy,wyom/sympy,hrashk/sympy,wanglongqi/sympy,kevalds51/sympy,abhiii5459/sympy,debugger22/sympy,kaushik94/sympy,Sumith1896/sympy,aktech/sympy,jerli/sympy,pandeyadarsh/sympy,AunShiLord/sympy,sunny94/temp,jamesblunt/sympy,bukzor/sympy,atreyv/sympy,Davidjohnwilson/sympy,saurabhjn76/sympy,kmacinnis/sympy,lindsayad/sympy,kevalds51/sympy,Shaswat27/sympy,jaimahajan1997/sympy,ChristinaZografou/sympy,MechCoder/sympy,Vishluck/sympy,shikil/sympy,skidzo/sympy,abhiii5459/sympy,AkademieOlympia/sympy,maniteja123/sympy,chaffra/sympy,emon10005/sympy,kumarkrishna/sympy,kevalds51/sympy,souravsingh/sympy,liangjiaxing/sympy,shipci/sympy,Titan-C/sympy,wyom/sympy,saurabhjn76/sympy,vipulroxx/sympy,cccfran/sympy,cswiercz/sympy,asm666/sympy,madan96/sympy,pbrady/sympy,cswiercz/sympy,postvakje/sympy,grevutiu-gabriel/sympy,hargup/sympy,moble/sympy,yukoba/sympy,lidavidm/sympy,Designist/sympy,AunShiLord/sympy,Arafatk/sympy,debugger22/sympy,sunny94/temp,garvitr/sympy,beni55/sympy,skidzo/sympy,Arafatk/sympy,garvitr/sympy,postvakje/sympy,Arafatk/sympy,maniteja123/sympy,ga7g08/sympy,farhaanbukhsh/sympy,toolforger/sympy,iamutkarshtiwari/sympy,mcdaniel67/sympy,rahuldan/sympy,meghana1995/sympy,jbbskinny/sympy,kaichogami/sympy,kaichogami/sympy,rahuldan/sympy,meghana1995/sympy,abloomston/sympy,dqnykamp/sympy,shikil/sympy,drufat/sympy,asm666/sympy,kmacinnis/sympy,moble/sympy,dqnykamp/sympy,abhiii5459/sympy,amitjamadagni/sympy,yukoba/sympy,mcdaniel67/sympy,AkademieOlympia/sympy,maniteja123/sympy,VaibhavAgarwalVA/sympy,emon10005/sympy,sahmed95/sympy,Gadal/sympy,hrashk/sympy,atsao72/sympy,Titan-C/sympy,Davidjohnwilson/sympy,oliverlee/sympy,jamesblunt/sympy,hargup/sympy,kmacinnis/sympy,jerli/sympy,ga7g08/sympy,moble/sympy,vipulroxx/sympy,kaushik94/sympy,lidavidm/sympy,yashsharan/sympy,oliverlee/sympy,beni55/sympy,sahilshekhawat/sympy,Sumith1896/sympy,Designist/sympy,mafiya69/sympy,vipulroxx/sympy,lindsayad/sympy,ahhda/sympy,farhaanbukhsh/sympy,sahilshekhawat/sympy,VaibhavAgarwalVA/sympy,jaimahajan1997/sympy,Curious72/sympy,drufat/sympy,MridulS/sympy,mafiya69/sympy,ChristinaZografou/sympy,toolforger/sympy,diofant/diofant,liangjiaxing/sympy,iamutkarshtiwari/sympy,Sumith1896/sympy,souravsingh/sympy,Shaswat27/sympy,garvitr/sympy,iamutkarshtiwari/sympy,mafiya69/sympy,pbrady/sympy,sampadsaha5/sympy,aktech/sympy,VaibhavAgarwalVA/sympy,pandeyadarsh/sympy,toolforger/sympy,Curious72/sympy,kumarkrishna/sympy,cccfran/sympy,ChristinaZografou/sympy,sampadsaha5/sympy,atsao72/sympy,MridulS/sympy,Mitchkoens/sympy,shipci/sympy,sahilshekhawat/sympy,kumarkrishna/sympy,chaffra/sympy,madan96/sympy,meghana1995/sympy,Vishluck/sympy,abloomston/sympy,lindsayad/sympy,sahmed95/sympy,jaimahajan1997/sympy,cccfran/sympy,farhaanbukhsh/sympy,hrashk/sympy,atsao72/sympy,kaichogami/sympy,jerli/sympy,cswiercz/sympy,grevutiu-gabriel/sympy,ahhda/sympy,debugger22/sympy,chaffra/sympy,ahhda/sympy